Panasonic NV-SJ420EG, Service Manual

Page: 52 / 125

L
L
L
L
Link
N
EXT
ENR
VCR
TAB
SAFETY
POWER
RN5VD28AA
IC7503
22K
R7521
EVQPC005B
S7506
VES0834
S7507
S80743AL
IC7504
PNA4611M08V
IC7502
VCC GND R OUT
VSS VDD RST
CD
GND
VDD
OUT
VCE0073
C7507
180
R7534
6V220
C7508
10K
R7535
RB441PT-77
D7503
0.01
C7510
0.1
C7511
POWER SW S
IR S
R
S P.FAIL
S RESET
S BACK UP 5V
0.068
C7509
4
5
2
1
3
3 2 1
3 2 1
0.01
C7501
820
R7511
SAFETY TAB S
R7533 22K R7518 10K R7517 10K R7516 30K
A.DUB
EVQ11L07B
S7509
5600
R7536
EVQ11L07B
S7505
EJECT
4300
R7519
EVQ11G07K
S7508
LINK
EXT
REW
EVQ11G07K
S7512
12K
R7537
EVQ11L07B
S7511
PLAY
8200
R7504
5600
R7505
EVQ11404M
S7503
PAUSE
EVQ11G07K
S7514
FF
REC
TIMER
EVQ11L07B
S7513
12K
R7538
8200
R7501
EVQ11L07B
S7515
STOP
GND R
15
R7508
:TO SYSTEM CONTROL & SERVO SECTION S
REMAIN
ET CVC VP EP SLP OFF S-VHS CH
REC
STB SP ON
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE. ORDERING.WHEN YOU ORDER A PART,PLESE REFER TO PARTS LIST.
NOTE:DO NOT USE PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
:TO POWER SUPPLY/RF SECTION R
:TO POWER TRANSFORMER SECTION P
FIP CS
S.CLOCK
S.DATA
S
S
S
N.SW 5V R
5600
R7502
EVQ11G07K
S7501
REC
4300
R7503
EVQ11G07K
S7502
CH DOWN
4300
R7506
EVQ11404M
S7504
CH UP
6V100
C7504
R7514 30K R7515 30K R7513 30K
12P
C7503
FIP -29V R
75
R7509
M35502AFP
IC7501
S1 S2 S3 S4 S5 S6 S7 S8 S9
S10 S11 S12 S13 S14 S15 S16 S17
VEE
S18 G7 G6 G5 G4 G3 G2 G1 VCC OSC VSS A4 A5 A2 A3 CS S CLOCK S DATA
36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19
18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
P HEATER (-)
50V10
C7502
MN4220NM
D7501
820
R7510
F- F- NC NC 7G 6G 5G 4G 3G 2G 1G NC NC NC NC NC NC NC NC NC P18 P17 P16 P15 P14 P13 P12 P11 P10 P9 NC P8 P7 P6 P5 P4 P3 P2 P1 F+ F+
25U39169TANF
DP7501
45 44 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 2 1
PS HEATER (+) R
9 8 7 6 5 4 3 2 1
F
E
D
C
B
A
4.9
4.9
0
4.4
5.2 5.2
5.2
5.2
(RESET) (RESET)
(IR RECEIVER)
-28.4 -28.3 -29.0 -29.4 -28.3 -28.1 -28.5 -24.3 -29.0 -24.3 -24.1 -24.3 -19.0 -24.3 -24.1 -14.3 -29.4 -29.4-29.4
-29.4 -24.8 -24.8 -24.8 -24.8 -24.8 -24.8 -24.8
5.2 2.3 5.2 5.2 5.2 5.2 2.4 5.0 4.9